Gaya APA

Ghofur, S, A., safa, A. (2010). Rahasia zikir & doa . Gorontalo: DARUL HIKMAH.

Gaya MLA

Ghofur, Saiful, Amin., safa, Aziz. "Rahasia zikir & doa". Gorontalo: DARUL HIKMAH, 2010. Text.